<template>
	<view>
		<view class="search-box">
			<my-search :bgcolor="'deepskyblue'" @click='gotoSearch'></my-search>
		</view>

		<!-- 轮播图区域 -->
		<swiper :indicator-dots="true" :autoplay="true" :interval="3000" :duration="1000" :circular="true">
			<!-- 循环渲染轮播图的 item 项 -->
			<swiper-item v-for="(item, i) in swiperList" :key="i" @click="swiperInfo(item.goods_id)">
				<view class="swiper-item">
					<!-- 动态绑定图片的 src 属性 -->
					<image :src="item.image_src"></image>
				</view>
			</swiper-item>
		</swiper>

		<!-- 分类导航区域 -->
		<view class="nav-list">
			<view class="nav-item" v-for="(item, i) in navList" :key="i">
				<image :src="item.image_src" class="nav-img" @click="navClickHandler(item)"></image>
			</view>
		</view>

		<!-- 楼层区域 -->
		<view class="floor-list">
			<!-- 楼层 item 项 -->
			<view class="floor-item" v-for="(item, i) in floorList" :key="i">
				<!-- 楼层标题 -->
				<image :src="item.floor_title.image_src" class="floor-title"></image>

				<!-- 楼层图片区域 -->
				<view class="floor-img-box">
					<!-- 左侧大图片的盒子 -->
					<navigator class="left-img-box" :url="item.product_list[0].url">
						<image :src="item.product_list[0].image_src"
							:style="{width: item.product_list[0].image_width + 'rpx'}" mode="widthFix"></image>
					</navigator>
					<!-- 右侧 4 个小图片的盒子 -->
					<view class="right-img-box">
						<navigator class="right-img-item" v-for="(item2, i2) in item.product_list" :key="i2"
							v-if="i2 !== 0" :url="item2.url">
							<image :src="item2.image_src" mode="widthFix" :style="{width: item2.image_width + 'rpx'}">
							</image>
						</navigator>
					</view>
				</view>

			</view>
		</view>

	</view>
</template>

<script>
	import badgeMix from '@/mixins/tabbar-badge.js'
	export default {
		mixins: [badgeMix],
		data() {
			return {
				// 轮播图
				swiperList: [],
				// 分类导航列表
				navList: [],
				// 楼层数据列表
				floorList: []
			};
		},
		onLoad() {
			this.getSwiperList()
			this.getNavList()
			this.getFloorList()

		},
		methods: {
			// 轮播图
			async getSwiperList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/swiperdata')
				// console.log(res);
				if (res.meta.status != 200) return uni.$showMsg()

				this.swiperList = res.message
			},

			// 轮播图跳转详情页
			swiperInfo(id) {
				uni.navigateTo({
					url: '/subpkg/goods_detail/goods_detail?goods_id=' + id
				})
			},

			// 分类导航列表
			async getNavList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/catitems')
				if (res.meta.status != 200) return uni.$showMsg()
				// console.log(res);
				this.navList = res.message
			},

			// 进入分类tabbar
			navClickHandler(item) {
				if (item.name === '分类') {
					uni.switchTab({
						url: '/pages/cate/cate'
					})
				}
			},

			// 楼层数据列表
			async getFloorList() {
				const {
					data: res
				} = await uni.$http.get('/api/public/v1/home/floordata')
				if (res.meta.status != 200) return uni.$showMsg()
				// console.log(res);

				// 后端返回数据的地址与本地创建地址不同，以本地为主，返回数据携带参数，需本地拆解拼接
				res.message.forEach(floor => {
					floor.product_list.forEach(proud => {
						// 添加url自定义属性  拿到索引值为1(就是其参数) 
						proud.url = '/subpkg/goods_list/goods_list?' + proud.navigator_url.split('?')[
							1]
					})
				})
				this.floorList = res.message
			},

			gotoSearch() {
				uni.navigateTo({
					url: '/subpkg/search/search'
				})
			},

			// 微信分享好友，
			onShareAppMessage(res) {
				return {
					title: '大黑马优购',
					path: '/pages/home/home'
				}
			},
			//微信分享朋友圈
			onShareTimeline(res) {
				return {
					title: '大黑马分享朋友圈',

				}
			},


		},
	}
</script>

<style lang="scss">
	// 吸顶(固定顶部)
	.search-box {
		position: sticky;
		top: 0;
		z-index: 999;
	}

	swiper {
		height: 330rpx;

		.swiper-item,
		image {
			width: 100%;
			height: 100%;
		}
	}


	.nav-list {
		display: flex;
		justify-content: space-around;
		margin: 15px 0;

		.nav-img {
			width: 128rpx;
			height: 140rpx;
		}
	}

	.floor-title {
		height: 60rpx;
		width: 100%;
		display: flex;
	}

	.right-img-box {
		display: flex;
		flex-wrap: wrap;
		justify-content: space-around;
	}

	.floor-img-box {
		display: flex;
		padding-left: 10rpx;
	}
</style>
